package com.xsz.aspect;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import org.aspectj.lang.annotation.Aspect;
import org.springframework.aop.Advisor;
import org.springframework.aop.aspectj.AspectJExpressionPointcut;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
//@Aspect
//@Configuration
public class TxAdviceInterceptor {
//	private static final String AOP_POINTCUT_EXPRESSION = "execution (* com.cloud.serviceImpl.*.*(..))";
//	@Autowired
//	private PlatformTransactionManager transactionManager;
//
//	@Bean
//	public TransactionInterceptor txAdvice() {
//		NameMatchTransactionAttributeSource source = new NameMatchTransactionAttributeSource();
//		/* 当前没有事务：只有select，非事务执行；有update，insert，delete操作，自动提交；
//		 * 当前有事务：如果有update，insert，delete操作，支持当前事务 */
//		RuleBasedTransactionAttribute readOnlyTx = new RuleBasedTransactionAttribute();
//		readOnlyTx.setReadOnly(true);
//		readOnlyTx.setPropagationBehavior(TransactionDefinition.PROPAGATION_SUPPORTS);
//		/* 当前存在事务就使用当前事务，当前不存在事务就创建一个新的事务 */
//		RuleBasedTransactionAttribute requiredTx = new RuleBasedTransactionAttribute();
//		requiredTx.setRollbackRules(Collections.singletonList(new RollbackRuleAttribute(Exception.class)));
//		requiredTx.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRED);
//		// requiredTx.setTimeout(TX_METHOD_TIMEOUT);
//		Map<String, TransactionAttribute> txMap = new HashMap<>();
//		txMap.put("add*", requiredTx);
//		txMap.put("save*", requiredTx);
//		txMap.put("insert*", requiredTx);
//		txMap.put("update*", requiredTx);
//		txMap.put("delete*", requiredTx);
//		txMap.put("get*", readOnlyTx);
//		txMap.put("query*", readOnlyTx);
//		source.setNameMap(txMap);
//		TransactionInterceptor txAdvice = new TransactionInterceptor(transactionManager, source);
//		return txAdvice;
//	}
//
//	@Bean
//	public Advisor txAdviceAdvisor(TransactionInterceptor txAdvice) {
//		AspectJExpressionPointcut pointcut = new AspectJExpressionPointcut();
//		pointcut.setExpression(AOP_POINTCUT_EXPRESSION);
//		return new DefaultPointcutAdvisor(pointcut, txAdvice);
//	}
}